Cobalt(II) nitrate hexahydrate

Agent Name
Cobalt(II) nitrate hexahydrate
CAS Number
10026-22-9
Formula
Co.2H-N-O3.6H2-O
Major Category
Metals
Cobalt(II) nitrate hexahydrate formula graphical representation
Synonyms
Cobalt dinitrate hexahydrate; Cobalt nitrate hexahydrate; Cobalt(2+) nitrate hexahydrate; Cobaltous nitrate hexahydrate; Nitric acid, cobalt(2+) salt, hexahydrate; [ChemIDplus] UN1477
Category
Metals, Inorganic Compounds
Description
Red deliquescent solid; [Merck Index] Red crystalline powder; Odorless; [Alfa Aesar MSDS]
Sources/Uses
Used to make cobalt pigments, invisible inks, catalysts, and vitamin B12 supplements, and for decorating stoneware and porcelain; [Merck Index]
Comments
Causes somnolence, diarrhea, and weight loss in oral lethal-dose studies of rats; [RTECS] A fire hazard on contact with combustible materials; A skin, eye, and respiratory tract irritant; May cause skin sensitization and asthma; May have effects on the heart, thyroid, and bone marrow (cardiomyopathy, goiter, and polycythemia); Possibly toxic to reproduction and teratogenic, based on animal studies; [ICSC] An oxidizing agent that may intensify fire; An irritant; May cause skin and respiratory sensitization; [Alfa Aesar MSDS] See "Cobalt." See "NITRATES and NITRITES."
Biomedical References

Exposure Assessment

BEI
Cobalt in urine = 15 ug/L; sample at end of shift at end of workweek;
TLV (ACGIH)
0.02 mg/m3, as Co
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Nitrates, inorganic, n.o.s."

Adverse Effects

Skin Sensitizer
Yes
Asthma
Yes
IARC Carcinogen
Possible (2b)

Diseases, Processes, and Activities Linked to This Agent

Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure:

Activities

Activities with risk of exposure: